Not aww-ing yet? Get this: they wear the same size so, as they transition, they’re swapping clothes. Awwwwwww.

Wait, it gets even sweeter: both teens’ families are as supportive as can be. After rocky childhoods in which they knew something was wrong, they both figured out what they were. Arin’s mom helps with T shots and Katie’s marine dad calls her his daughter.

“All I saw was a handsome guy,” says Katie of Arin. “We’re perfect for each other because we both had the same troubles growing up.